GB12 (Wangu, “Mastoid Process Bone”) is the Meeting point of GB & TB point of the Gallbladder Channel Meridian. It is located posterior to the ear, in a depression on the inferior border of the mastoid process, approximately 0.4 cun posterior to the hairline. It dispels wind, clears heat, calms the spirit, and benefits the head, neck, and sensory orifices.
Posterior to the ear, in a depression on the inferior border of the mastoid process, approximately 0.4 cun posterior to the hairline.
Oblique insertion 0.5 to 1.0 cun, directed inferiorly and anteriorly towards the tip of the nose, or along the sternocleidomastoid muscle. Avoid deep perpendicular insertion to prevent injury to the spinal cord.
Dispels wind, clears heat, calms the spirit, and benefits the head, neck, and sensory orifices..
Headache, neck pain, stiffness of the neck, facial swelling, toothache, caries, throat impediment, mouth and eye deviation, epilepsy, malaria, vexation of the heart, reddish-yellow urine, ear pain, deafness, tinnitus.
GB12 is a crucial local point for treating wind-related disorders affecting the head and neck, such as headache, stiff neck, and dizziness. Its location near the ear also makes it effective for tinnitus, deafness, and ear pain. As a meeting point with the Bladder channel, it can address occipital and neck tension that extends down the back. It is also noted in classical texts for its use in calming the spirit for conditions like epilepsy and vexation.
GB12 is one of 44 points on the Gallbladder Channel Meridian. Nearby points:
GB12 (Wangu) is located posterior to the ear, in a depression on the inferior border of the mastoid process, approximately 0.4 cun posterior to the hairline.
GB12 dispels wind, clears heat, calms the spirit, and benefits the head, neck, and sensory orifices. Common clinical indications include headache, neck pain, stiffness of the neck, facial swelling, toothache, caries, throat impediment, mouth and eye deviation, epilepsy, malaria, vexation of the heart, reddish-yellow urine, ear pain, deafness, tinnitus.
Oblique insertion 0.5 to 1.0 cun, directed inferiorly and anteriorly towards the tip of the nose, or along the sternocleidomastoid muscle. Avoid deep perpendicular insertion to prevent injury to the spinal cord.
GB12 is a point on the Gallbladder Channel Meridian (Zú Shàoyáng Dǎnjīng).